A complexity in documenting data lineage is:记录数据血缘的复杂性在于:()?
（A）Identifying source databases标识源数据库
（B）Establishing data quality metrics建立数据质量指标
（C）Conflicting application requirements from data owners来自数据所有者的冲突应用程序要求
（D）Different data element names and formats不同的数据元素名称和格式
（E）Choosing which content management software to use选择要使用的内容管理软件 答案解析: 数据血缘主要是来源较多，格式较多，如性名，有的是来自纸质，有的是来自不同的系统。该题与另一题非常类似，另一题是:One complexity in documenting data lineage is:
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